EP 0468042 B1 19950419 - HOMOLOGATED VITAMIN D2 COMPOUNDS AND THE CORRESPONDING 1alpha-HYDROXYLATED DERIVATIVES.
Title (en)
HOMOLOGATED VITAMIN D2 COMPOUNDS AND THE CORRESPONDING 1alpha-HYDROXYLATED DERIVATIVES.
Title (de)
HOMOLOGIERTE VITAMIN-D2-VERBINDUNGEN UND KORRESPONDIERENDE 1alpha-HYDROXYLIERTE VERBINDUNGEN.
Title (fr)
DES COMPOSES DE VITAMINE D2 HOMOLOGUES ET LES DERIVES DE 1alpha-HYDROXYLES CORRESPONDANTS.
Publication
Application
Priority
- US 9100974 W 19910213
- US 48199090 A 19900214
Abstract (en)
[origin: US5030772A] This invention relates to hydroxylated derivatives of vitamin D2 and a process for preparing such compounds. In particular, a process for preparing the 24-epimer of vitamin D2 and the corresponding 1 alpha -hydroxylated derivative thereof is disclosed. The vitamin D2 derivatives would find application in the treatment of or prophylaxsis for various disease states characterized by calcium and phosphorous imbalances.
IPC 1-7
IPC 8 full level
A61K 31/59 (2006.01); A61P 3/00 (2006.01); A61P 5/12 (2006.01); A61P 43/00 (2006.01); C07C 401/00 (2006.01); C07J 71/00 (2006.01)
CPC (source: EP US)
A61P 3/00 (2017.12 - EP); A61P 5/12 (2017.12 - EP); A61P 43/00 (2017.12 - EP); C07C 401/00 (2013.01 - EP US); C07J 71/0042 (2013.01 - EP US)
Citation (examination)
CHEMICAL ABSTRACTS, vol. 101, no. 15, 8 October 1984, Columbus, Ohio, US; I. A. ALEKSEEVA et al, "Activity of 5,6-trans- and 22-dehydro analogs of 1,25-dihydroxyvitamin D3", page 601, abstract no. 129315q
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
US 5030772 A 19910709; AT E121387 T1 19950515; DE 69109006 D1 19950524; DE 69109006 T2 19950831; EP 0468042 A1 19920129; EP 0468042 B1 19950419; ES 2071303 T3 19950616; JP 2731839 B2 19980325; JP H04505468 A 19920924; WO 9112239 A1 19910822
DOCDB simple family (application)
US 48199090 A 19900214; AT 91905084 T 19910213; DE 69109006 T 19910213; EP 91905084 A 19910213; ES 91905084 T 19910213; JP 50523191 A 19910213; US 9100974 W 19910213